<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		<form action="">
			文本框: <input type="text" value="123456" name="a" disabled="disabled">
				<input type="hidden" name="a" value="123456"/>
			<br>
			文本框: <input type="text" name="b" placeholder="请输入用户名" value="654321" readonly="readonly"> <br>
			性别: <input type="radio" name="gender" value="男"/>男
			 <input type="radio" name="gender" value="女"/>女
			<input type="submit" value="登录">
		</form>
	</body>
</html>
